#1C4E57#1C4E57

#1C4E57 is a dark, muted teal. Relative luminance 0.064; OKLCH L 39.4% C 0.055 H 211.4°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#1C4E57
RGB	rgb(28, 78, 87)
HSL	hsl(189, 51%, 23%)
HSV	hsv(189, 68%, 34%)
CMYK	cmyk(67.8%, 10.3%, 0%, 65.9%)
CIE-LAB	lab(30.36, -13.45, -10.27)
CIE-LCH	lch(30.36, 16.92, 217.37°)
OKLab	oklab(39.44% -0.0467 -0.0285)
OKLCH	oklch(39.44% 0.055 211.4)
XYZ	xyz(4.9229, 6.3833, 9.9876)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4E57 #57251C

analogous

#1C5743 #1C4E57 #1C3057

triadic

#1C4E57 #571C4E #4E571C

tetradic

#1C4E57 #431C57 #57251C #30571C

square

#1C4E57 #431C57 #57251C #30571C

split-complementary

#1C4E57 #571C30 #57431C

monochromatic

#071517 #0D2429 #1C4E57 #2B7885 #3AA1B4

Accessibility & contrast

On white

9.22

#1C4E57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1C4E57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E57

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4E57	#FFFFFF	#000000	##FFFFFF
##1C4E57	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474B58

Deuteranopia (green-blind)

#3E4557

Tritanopia (blue-blind)

#005251

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1c4e57;
/* rgb */ color: rgb(28, 78, 87);
/* oklch */ color: oklch(39.4% 0.055 211.4);

Tailwind

colors: {
  custom: {
    50: '#607f86',
    500: '#1c4e57',
    950: '#000000',
  },
}

SCSS

$custom: #1c4e57;
$custom-light: #607f86;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4e57",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 87
  },
  "hsl": {
    "h": 189.153,
    "s": 51.304,
    "l": 22.549
  },
  "oklch": {
    "l": 0.39441,
    "c": 0.0547,
    "h": 211.4
  },
  "luminance": 0.06384
}

Semantic roles & 50–950 ramp

primary

#1C4E57

secondary

#8D4E42

accent

#634DDB

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #1C4E57

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →